var express = require('express');
var path = require('path');
var favicon = require('serve-favicon');
var logger = require('morgan');
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');
var db = require('./database.js');
var config = require('./config');
var sessionMiddleware = require('./session')(config.session);
var cors = require('cors');
global.Promise = require('bluebird');


if (config.db) {
    var connection = db.open(config.db);
}

var index = require('./routes/index');
var api = require('./routes/api');

var app = express();

app.use(cors());
app.use(sessionMiddleware);
// view engine setup
// app.engine('.html', 'ejs');
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'ejs');

// uncomment after placing your favicon in /public
//app.use(favicon(path.join(__dirname, 'public', 'favicon.ico')));
app.use(logger('dev'));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(cookieParser());

if(process.env.DEBUG){
  app.use((req, res, next)=>{
      var mock_user = {
          loginname:'mock_user',
          nick_name:'MOCK用户',
          avatar_src: 'http://beecode-usercenter.oss-cn-beijing.aliyuncs.com/56f94aac67d08092727425cd.jpg',
      }
      if(!req.session.user){
          req.session.user = mock_user;
      }
      next();
  });
}

app.use('/dist',
    express.static(
        path.join(__dirname, 'dist'),
        {
            maxAge: 365 * 24 * 60 * 60
        })
    );


app.use('/api', api);

app.use('/', index);

// app.use('/index', function(){});


// catch 404 and forward to error handler
app.use(function(req, res, next) {
  var err = new Error('Not Found');
  err.status = 404;
  next(err);
});

// error handler
app.use(function(err, req, res, next) {
  // set locals, only providing error in development
  res.locals.message = err.message;
  res.locals.error = req.app.get('env') === 'development' ? err : {};

  // render the error page
  res.status(err.status || 500);
  res.render('error');
});

module.exports = app;
